All Questions
Tagged with genetics terminology
67
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What is the word for a small (under 50 bp) structural variant?
What is the word for a small (under 50 bp) SV? Perhaps it is MNV (multi-nucleotide variant)? Something like microindel? I do not like SNV as "single nucleotide" is not really correct and I ...
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Reading genotype aloud
For this genotype, P2ry12$^{+/+}$ I read it "P2ry12 wild type." For animals with the GFP being expressed under one Cx3cr1 promoter, Cx3cr1$^{+/GFP}$, how do I read that aloud?
What about for:...
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What is the exact definition of the term 'trait'?
A trait is a characteristic shown by an organism.
For example a Tt plant would show the 'tallness' trait.
It seems to me that, by analogy, sickle cell anaemia (SCA) carriers should show the 'normal' ...
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What is the exact definition of a "gene"?
(In this question, I'm only considering the molecular-biology notion of a gene, not the older Mendelian notion.)
Wikipedia defines a "gene" as "a sequence of nucleotides in DNA that is ...
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Additional to SNP (variant) calling, what is genotype calling in human genome?
Variant calling in human genome aims to determine in which positions there is polymorphic site or in which positions at least one of the dna bases differs from a human reference genome. Then beside ...
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What's the term for "Amino acid regulating the expression of components used to synthesize it"?
In the tryptophan operon wikipedia page, it says under the Attenuation title:
A similar attenuation mechanism regulates the synthesis of histidine, phenylalanine and threonine.
If my reading is ...
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What is the difference between ‘classical’ and ‘non-classical’ pathogen resistance genes in plants?
I have stumbled across a mention of classical resistance genes against pests in plants, however the classification seems a bit vague.
What would be classified as classical resistance genes and what as ...
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Difference between in cis/in trans and in phase/out of phase
Something I've never been quite clear on is the difference between in cis/in trans and in phase/out of phase, as used for the genetics of diploid organisms.
My understanding is that the in cis/in ...
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What is the DNA sequences between two Inverted Repeats called?
I would like to know some rules about the nomenclature of Inverted Repeats DNA sequences. More in detail, I want to know what is the name of sequences between two inverted repeats.
For example, I have ...
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Is sonic hedgehog a gene or a protein or both?
Is sonic hedgehog a gene or a protein or both?
I think sonic hedgehog is okay as a name for a chemical.
Having said that, I am a little bit concerned about the way sonic hedgehog seems to mean the ...
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Direction of translation/transcription
Perhaps it would not be wrong to say that "translation/transcription goes in the direction of 3' to 5'" or "in the direction of 5' to 3'";that's because these statements are ...
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What is the correct nomenclature for expressing a genotype where a recombination event may occur?
Given an example punnett square:
...
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85
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What does 21q21.1-q21.2 mean?
I am reading a journal paper about the association between NCAM2 and autism, and I have come across the following:
We performed microarray analysis and identified a 1.6-Mb deletion of
21q21.1-q21.2, ...
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What does allelomorph mean?
Is there any difference between allele and allelomorph since most websites call them the same.
If they are same then why two different term?
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When there is incomplete dominance of one allele, is one allele still considered recessive?
When you have incomplete dominance between two alleles of a gene (say, on two different tail lengths blending into an intermediate tail length or two rose colours blending together), can you still ...
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